The information stated by Public Hospitals to the Central Administration of the Health System, concerning cases of clinical hospitalization, goes through a process of grouping Homogeneous Diagnoses. The “pathological-numeric” codification is a matter of extreme importance for the monitoring...

Ecological Inference (IE) is a set of statistical methods that estimate the cells of a contingency table when only the marginal totals are known. Based on King’s model (1997) and considering the legislative elections in Portugal between the years 2002 and 2005, we try to find the stability...

The knowledge of criminal profiles in what relates with the time of occurrence and the characteristics of suspects and victims is a valuable source of information to the police, both in a strategic and tactical perspective. In a more traditional point of view, this type of information allows for...